-al -ly -ol a-a a-b a-t aaa aab aal aao aas aat aay ab- aba abb abl abo abs abt aby al- ala alb all alo als alt aly aoa aob aol aoo aos aot as- asa asb asl aso ass ast asy at- ata atb atl ato ats att ay- aya ayl ayo ays ayt baa bab bal bao bas bat bay bba bbb bbl bbo bbs bbt bby bla blb bll blo bls blt bly boa bob bol boo bos bot boy bsa bsb bsl bso bss bst bsy bta btb btl bto bts btt bty by- bya byl byo bys byt la- laa lab lal lao las lat lay lba lbb lbl lbo lbs lbt lla llb lll llo lls llt lly loa lob lol loo los lot loy lsa lsb lsl lso lss lst lta ltb ltl lto lts ltt lya lyl lyo lys lyt oaa oab oal oao oas oat ob- oba obb obl obo obs obt oby ola olb oll olo ols olt oly oo- ooa oob ool ooo oos oot os- osa osb osl oso oss ost ot- ota otb otl oto ots ott oya oyl oyo oys saa sab sal sao sas sat say sba sbb sbl sbo sbs sbt sby sla slb sll slo sls slt sly soa sob sol soo sos sot soy ss- ssa ssb ssl sso sss sst sta stb stl sto sts stt sty sy- sya syb syl sys syt taa tab tal tao tas tat tay tba tbb tbl tbo tbs tbt tla tll tlo tls tlt to- toa tob tol too tos tot toy tsa tsb tsl tso tss tst tsy tta ttb ttl tto tts ttt tty tya tyl tyo tys tyt yaa yab yal yao yas yat yay ybl ybs yby yll yls ylt yly yob yol yoo yos yot yoy ysa ysb ysl yso yss yst ysy yta ytl yto yts ytt yyb yys yyt yyy